package com.xaioran.springcloud.service;

import cn.hutool.core.util.IdUtil;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixProperty;
import org.springframework.stereotype.Service;
import org.springframework.web.bind.annotation.PathVariable;

import java.util.UUID;
import java.util.concurrent.TimeUnit;

@Service
public class PaymentService {

    //正常访问
    public String   paymentinfo_ok(int id){
        return "线程池： "+Thread.currentThread().getName()+"paymentinfo_ok   "+ id+"\t"+"哈哈哈";
    }

    @HystrixCommand(fallbackMethod = "paymentinfo_timeoutHandler",commandProperties = {
            @HystrixProperty(name="execution.isolation.thread.timeoutInMilliseconds",value = "5000")
    })
    public String   paymentinfo_timeout(int id){
       int timeout=3;
        try {
            TimeUnit.SECONDS.sleep(timeout);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        /*int age=10/0;*/
        return "线程池： "+Thread.currentThread().getName()+"paymentinfo_timeout   "+ id+"\t"+"哈哈(*^_^*)哈"+"耗时"+timeout+"秒钟";
    }

    public String paymentinfo_timeoutHandler(int id){
        return "线程池： "+Thread.currentThread().getName()+"8001系统出错，请稍后重试 ： "+ id+"\t"+"/(ㄒoㄒ)/~~";
    }

    //----------------------------------------



    @HystrixCommand(fallbackMethod = "paymentcliurBreakerHandler",commandProperties = {
            @HystrixProperty(name = "circuitBreaker.enabled",value = "true"),// 是否开启断路器
            @HystrixProperty(name = "circuitBreaker.requestVolumeThreshold",value = "10"),// 请求次数
            @HystrixProperty(name = "circuitBreaker.sleepWindowInMilliseconds",value = "10000"), // 时间窗口期
            @HystrixProperty(name = "circuitBreaker.errorThresholdPercentage",value = "60"),// 失败率达到多少后跳闸
    })
    public String paymentcliurBreaker(@PathVariable("id") int id ){
        if(id<0){
            throw new RuntimeException("*****id 不能小于0");
        }
        return Thread.currentThread().getName()+"调用成功，流水号："+IdUtil.simpleUUID();
    }

    public String paymentcliurBreakerHandler(@PathVariable("id") int id){

        return "id 不能为负数，请稍后尝试 id:"+id;

    }




}
